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Flow injection fluorometric determination of ascorbic acid using perylenebisimide-linked nitroxide

✍ Scribed by Tomoharu Maki; Nobuaki Soh; Koji Nakano; Toshihiko Imato


Book ID
116905279
Publisher
Elsevier Science
Year
2011
Tongue
English
Weight
356 KB
Volume
85
Category
Article
ISSN
0039-9140

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A method is proposed for the flow-injection determination of ascorbic acid (0.1-40 pg ml-'). Iodine is generated in the flow system as triiodide ion or the triiodide/starch complex giving a steady spectrophotometric signal at 350 or 580 nm, respectively; inverse peaks caused by ascorbic acid samples